Estimation is often done informally, quite often in a hallway on the way to a meeting, and generally with a dearth of information and a tight deadline.

评估经常是以非正式的方式进行的，经常在去开会的半路上得出的结论，通常缺乏信息，而且时间比较紧急。

youdao

At a crisis center at the airport in Rio, relatives of the missing complained of a dearth of information from air France, the Brazilian state news agency reported.

巴西国家通讯社报道，在里约热内卢的危机处理中心，失踪者的家属抱怨缺乏信息的法航。

youdao

There was a dearth of reliable information on the subject.

关于这个课题缺乏可靠资料。

《牛津词典》

Sarbox victims suffer in the market from more than a dearth of information flow.

FORBES: Correction Appended

Yet there is a dearth of information regarding these firms.

FORBES: NASD Threatens Suit Over The Siedle Directory of Securities Dealers (March 1, 2002)

Once you leave the country, there is a dearth of information for camping in Belize, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica and Panama, so the website Drive the Americas is working to bridge that information gap by consolidating tips, advice and profiles of current road-trippers and their useful blogs.

BBC: Camping through Mexico and Central America